[Website]: `Copied to clipboard` popup not visible

[jvstme]

Steps to reproduce

Click the "copy" icon on any code block on the website.

Actual behaviour

• The text on the popup in the bottom right corner is not visible (black on black with the light theme, white on light gray with the dark theme).
• Part of the popup is not visible due to being covered by the "Ask AI" button.

Expected behaviour

No response

dstack version

Server logs

Additional information

No response